diff options
author | Cyrille Bagard <nocbos@gmail.com> | 2018-01-16 19:02:56 (GMT) |
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committer | Cyrille Bagard <nocbos@gmail.com> | 2018-01-16 19:02:56 (GMT) |
commit | 9da8f8b37e3edebc917b4e223dd2447cd7cbc818 (patch) | |
tree | 3f330b13e7ca2a0a163882be3043ca9571f25211 /plugins/pychrysa/format/symiter.c | |
parent | eb9b7fd76451db5c9f07a800c0394480e4b88c9c (diff) |
Changed the Python bindings source directory and updated code.
Diffstat (limited to 'plugins/pychrysa/format/symiter.c')
-rw-r--r-- | plugins/pychrysa/format/symiter.c | 276 |
1 files changed, 0 insertions, 276 deletions
diff --git a/plugins/pychrysa/format/symiter.c b/plugins/pychrysa/format/symiter.c deleted file mode 100644 index db0b744..0000000 --- a/plugins/pychrysa/format/symiter.c +++ /dev/null @@ -1,276 +0,0 @@ - -/* Chrysalide - Outil d'analyse de fichiers binaires - * symiter.c - équivalent Python du fichier "format/symiter.c" - * - * Copyright (C) 2017 Cyrille Bagard - * - * This file is part of Chrysalide. - * - * Chrysalide is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3 of the License, or - * (at your option) any later version. - * - * Chrysalide is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - - -#include "symiter.h" - - -#include <pygobject.h> - - -#include <format/symiter.h> - - -#include "format.h" - - - -/* Transcription d'un itérateur en Python */ -typedef struct _PySymIterator -{ - PyObject_HEAD; /* A laisser en premier */ - - sym_iter_t *native; /* Version native de l'objet */ - bool first_time; /* Premier élément retourné ? */ - -} PySymIterator; - - -/* Libère de la mémoire un itérateur sur des symboles. */ -static void py_sym_iterator_dealloc(PySymIterator *); - -/* Fournit le symbole qui en suit un autr. */ -static PyObject *py_sym_iterator_next(PySymIterator *); - -/* Initialise un nouvel itérateur. */ -static int py_sym_iterator_init(PySymIterator *, PyObject *, PyObject *); - -/* Construit un nouvel itérateur. */ -static PyObject *py_sym_iterator_new(PyTypeObject *, PyObject *, PyObject *); - - - -/****************************************************************************** -* * -* Paramètres : self = itérateur à supprimer. * -* * -* Description : Libère de la mémoire un itérateur sur des symboles. * -* * -* Retour : - * -* * -* Remarques : - * -* * -******************************************************************************/ - -static void py_sym_iterator_dealloc(PySymIterator *self) -{ - delete_symbol_iterator(self->native); - - Py_TYPE(self)->tp_free((PyObject *)self); - -} - - -/****************************************************************************** -* * -* Paramètres : self = itérateur à manipuler. * -* * -* Description : Fournit le symbole qui en suit un autre. * -* * -* Retour : Symbole suivant trouvé, ou NULL. * -* * -* Remarques : - * -* * -******************************************************************************/ - -static PyObject *py_sym_iterator_next(PySymIterator *self) -{ - PyObject *result; /* Résultat à retourner */ - GBinSymbol *next; /* Symbole suivant */ - - if (self->first_time) - { - next = get_symbol_iterator_current(self->native); - self->first_time = false; - } - - else - next = get_symbol_iterator_next(self->native); - - if (next != NULL) - { - result = pygobject_new(G_OBJECT(next)); - g_object_unref(G_OBJECT(next)); - } - - else - { - PyErr_SetNone(PyExc_StopIteration); - result = NULL; - } - - return result; - -} - - -/****************************************************************************** -* * -* Paramètres : self = instance d'objet à initialiser. * -* args = arguments passés pour l'appel. * -* kwds = mots clefs éventuellement fournis en complément. * -* * -* Description : Initialise un nouvel itérateur. * -* * -* Retour : Bilan de l'opération. * -* * -* Remarques : - * -* * -******************************************************************************/ - -static int py_sym_iterator_init(PySymIterator *self, PyObject *args, PyObject *kwds) -{ - int result; /* Bilan à retourner */ - PyObject *fmt_obj; /* Format version Python */ - unsigned long index; /* Indice de premier symbole */ - int ret; /* Bilan de lecture des args. */ - GBinFormat *format; /* Version native du format */ - - result = -1; - - ret = PyArg_ParseTuple(args, "Ok", &fmt_obj, &index); - if (ret == 0) goto psii_exit; - - ret = PyObject_IsInstance(fmt_obj, (PyObject *)get_python_binary_format_type()); - if (!ret) goto psii_exit; - - format = G_BIN_FORMAT(pygobject_get(fmt_obj)); - - self->native = create_symbol_iterator(format, index); - self->first_time = true; - - result = 0; - - psii_exit: - - return result; - -} - - -/****************************************************************************** -* * -* Paramètres : type = type d'objet à mettre en place. * -* args = arguments passés pour l'appel. * -* kwds = mots clefs éventuellement fournis en complément. * -* * -* Description : Construit un nouvel itérateur. * -* * -* Retour : Définition d'objet pour Python. * -* * -* Remarques : - * -* * -******************************************************************************/ - -static PyObject *py_sym_iterator_new(PyTypeObject *type, PyObject *args, PyObject *kwds) -{ - PySymIterator *result; /* Nouvelle instance à renvoyer*/ - int ret; /* Bilan de l'initialisation */ - - result = (PySymIterator *)type->tp_alloc(type, 0); - - if (result != NULL) - { - ret = py_sym_iterator_init(result, args, kwds); - - if (ret != 0) - { - Py_DECREF(result); - result = NULL; - } - - } - - return (PyObject *)result; - -} - - -/****************************************************************************** -* * -* Paramètres : - * -* * -* Description : Fournit un accès à une définition de type à diffuser. * -* * -* Retour : Définition d'objet pour Python. * -* * -* Remarques : - * -* * -******************************************************************************/ - -PyTypeObject *get_python_sym_iterator_type(void) -{ - static PyTypeObject py_sym_iterator_type = { - - PyVarObject_HEAD_INIT(NULL, 0) - - .tp_name = "pychrysalide.format.SymIterator", - .tp_basicsize = sizeof(PySymIterator), - - .tp_dealloc = (destructor)py_sym_iterator_dealloc, - - .tp_flags = Py_TPFLAGS_DEFAULT, - - .tp_doc = "Iterator for Chrysalide symbols registered in a given format.", - - .tp_iter = PyObject_SelfIter, - .tp_iternext = (iternextfunc)py_sym_iterator_next, - - .tp_init = (initproc)py_sym_iterator_init, - .tp_new = py_sym_iterator_new, - - }; - - return &py_sym_iterator_type; - -} - - -/****************************************************************************** -* * -* Paramètres : module = module dont la définition est à compléter. * -* * -* Description : Prend en charge l'objet 'pychrysalide.format.SymIterator'. * -* * -* Retour : Bilan de l'opération. * -* * -* Remarques : - * -* * -******************************************************************************/ - -bool register_python_sym_iterator(PyObject *module) -{ - PyTypeObject *py_sym_iterator_type; /* Type Python 'BinContent' */ - int ret; /* Bilan d'un appel */ - - py_sym_iterator_type = get_python_sym_iterator_type(); - - if (PyType_Ready(py_sym_iterator_type) < 0) - return false; - - Py_INCREF(py_sym_iterator_type); - ret = PyModule_AddObject(module, "SymIterator", (PyObject *)py_sym_iterator_type); - - return (ret == 0); - -} |